Hydrogen bonds hold two strands of DNA together by forming between nitrogen bases. True or false? i say true need second opinion!

The most common way of restraining dairy cows is with? A. a cattle chute. B. nose tongs. C. a halter. D. a tail Jack.

Which of the following is true about chromotography? The retention factor is the ratio of the distance the farthest band traveled to the distance the closest band traveled.

Which is not an example of cell differentiation? a. a leaf cell divides as a plant leaf grows. b. a fertilized egg develops limbs and a head. c. stem cells from bone marrow develop into blood cells. d.

The energy you get from eating a peanut butter and jelly sandwich is in the form of

Why do we see brown light if it isn't on the color spectrum?

All organic molecules contain the element carbon.

Which cell part contains directions for cell growth and reproduction? A. cell wall B. plasma membrane C. nucleus D. pores

Which of the following statements are incorrect? A. Stem vascular bundles in monocots are in a ring. B. Dicot roots are fibrous in structure. C. Pollen in monocots has one opening. D. Dicots have floral parts mostly in multiples of fours and fives.

In the living world, there is a great deal of genetic variation. The genetic information of dogs differs from the genetic information of cats. The genetic information of plants differs from the genetic information of bacteria.

Explain the concept of same DNA in all body tissues